CN220535595U - Rear cross beam assembly of automobile cargo box bottom plate - Google Patents

Abstract

The utility model discloses a rear cross beam assembly of a cargo box bottom plate of an automobile, which relates to the technical field of truck cross beams and comprises a protection plate, wherein the rear end of the protection plate is provided with a cross beam through a damping component, the outer wall of the front end of the cross beam is provided with a movable groove, two sides of the inner wall of the rear end of the movable groove are both hinged with second hinge rods, and the front ends of the second hinge rods are both hinged with first hinge rods. Simultaneously, the footboard that sets up can make the staff more convenient when entering into the cargo tank the inside, and the crossbeam top passes through the support column welding in the packing box bottom simultaneously, because the support column is isosceles triangle, can be more firm.

Description

Rear cross beam assembly of automobile cargo box bottom plate

Technical Field

The utility model relates to the technical field of truck beams, in particular to a rear beam assembly of a cargo box bottom plate of an automobile.

Background

The rear cross beam of the car cargo box is welded at the rear part of the cargo box bottom plate and positioned between cargo box side plates, is an important component part for forming the car cargo box and is an important ring for enclosing the cargo box body.

In the prior art, the reinforcing steel bar plate is generally welded on the bottom plate of the cargo box directly, when a rear-end collision occurs, the beam plate is directly deformed and needs to be directly replaced, so that the cost is increased, and the impact force is directly transmitted to the front end of the truck.

Accordingly, the present utility model has been made in view of the above-mentioned problems, and an object of the present utility model is to provide a rear cross member assembly for a cargo floor of an automobile, which has a more practical value.

Disclosure of Invention

The utility model aims to provide a rear cross beam assembly of a cargo box bottom plate of an automobile, which can protect the cross beam of the automobile during rear-end collision of the automobile and can reduce the kinetic energy transmitted forward by the collision force.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an automobile cargo box bottom plate rear cross beam assembly, includes the guard plate, the guard plate rear end is equipped with the crossbeam through damper, the movable groove has been seted up to crossbeam front end outer wall, and the both sides of movable groove rear end inner wall all articulate and be connected with the second articulated lever, second articulated lever front end all articulates and is connected with first articulated lever, and first articulated lever front end all articulates the both sides of connecting at the guard plate rear end outer wall, the middle part of second articulated lever front side outer wall all welds the spring, and the spring front end all welds the outer wall middle part at first articulated lever rear end, the middle part of guard plate rear side outer wall is provided with the damping piece, and damping piece rear end fixed mounting is in the inner wall middle part of movable groove rear end.

Furthermore, the two sides of the outer wall of the rear end of the protection plate are fixedly provided with sliding plates, the outer walls of the outer sides of the two groups of sliding plates are embedded with two groups of balls in a rolling mode, and the outer walls of the balls are abutted to the inner walls of the two sides of the movable groove in a rolling mode.

Furthermore, the middle part of the outer wall of the front end of the protection plate is subjected to limit installation work with the license plate through two groups of first bolts.

Furthermore, support columns are symmetrically and fixedly arranged on two sides of the outer wall of the top end of the cross beam, and brake lamps are symmetrically and fixedly arranged on two sides of the outer wall of the bottom end of the cross beam.

Furthermore, the outer walls at two sides of the cross beam are symmetrically and fixedly provided with connecting plates, the outer walls at the outer sides of the connecting plates are fixedly provided with U-shaped fixing blocks, the U-shaped fixing blocks are used for completing limit installation work with the L-shaped plates through two groups of second bolts, and the bottoms of the four groups of second bolts are in threaded connection with nuts.

Furthermore, the outer walls of the bottom ends of the protection plates at the outer sides of the two groups of brake lamps are symmetrically and fixedly provided with connecting frames, and the bottom ends of the connecting frames are provided with pedals.

Compared with the prior art, the utility model has the following beneficial effects:

can protect the crossbeam through under damping module's effect for when taking place the rear-end collision, the elastic potential energy of spring and the damping action of damping piece are being cooperateed under the articulated effect of first articulated lever and second articulated lever, decompose the impact force, make the kinetic energy that transmits to the goods front end reduce, the footboard of setting simultaneously, can make the staff more convenient when entering the cargo tank the inside, the crossbeam top passes through the support column welding in the cargo tank bottom simultaneously, because of the support column is isosceles triangle, can be more firm.

Drawings

FIG. 1 is a schematic view of the overall exterior perspective of a rear cross member assembly of an automotive cargo box floor in accordance with the present utility model;

FIG. 2 is a schematic view of a three-dimensional partial structure of a rear cross member assembly of a cargo box floor of an automobile in accordance with the present utility model;

FIG. 3 is a schematic elevational cross-sectional view of a rear cross-beam assembly of an automotive cargo floor in accordance with the present utility model;

fig. 4 is a schematic top view cross-sectional structure of a rear cross-beam assembly of a cargo box floor of an automobile according to the present utility model.

In the figure: 1. a protection plate; 2. license plate; 3. a brake light; 4. a first bolt; 5. a support column; 6. a connecting plate; 7. u-shaped fixed blocks; 8. an L-shaped plate; 9. a second bolt; 10. a screw cap; 11. a connecting frame; 12. a pedal; 13. a first hinge lever; 14. a second hinge lever; 15. a spring; 16. a movable groove; 17. a damping block; 18. a sliding plate; 19. a ball; 20. and a cross beam.

Detailed Description

In order that the utility model may be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which, however, the utility model may be embodied in many different forms and are not limited to the embodiments described herein, but are instead provided for the purpose of providing a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Embodiment one:

as shown in fig. 1-4, including guard plate 1, guard plate 1 rear end is equipped with crossbeam 20 through damper, movable groove 16 has been seted up to crossbeam 20 front end outer wall, and the both sides of movable groove 16 rear end inner wall all hinge connection have second hinge rod 14, second hinge rod 14 front end all hinge connection has first hinge rod 13, and first hinge rod 13 front end all hinge connection is in the both sides of guard plate 1 rear end outer wall, the middle part of second hinge rod 14 front side outer wall all welds spring 15, and spring 15 front end all welds the outer wall middle part at first hinge rod 13 rear end, the middle part of guard plate 1 rear side outer wall is provided with damping piece 17, and damping piece 17 rear end fixed mounting is in the inner wall middle part of movable groove 16 rear end, the both sides of guard plate 1 rear end outer wall all fixed mounting has slide plate 18, and the outer wall all roll embedding of two sets of ball 19 in the outer side of slide plate 18, the outer wall all roll butt is on the inner wall of movable groove 16 both sides, through being provided with second hinge rod 14 at the rear end of 1, and the middle part of second hinge rod 14 front end connection has spring 13, and the relatively stable hinge rod 13 can be moved to the guard plate 1, thereby the guard plate 1 can be moved to the both sides, the guard plate 1 is moved to the stability, the guard plate is provided with the first hinge rod 13, and can be moved to the stability, and the guard plate 1.

Embodiment two:

as shown in fig. 1-4, the middle part of the outer wall of the front end of the protection plate 1 completes the limit installation work with the license plate 2 through two groups of first bolts 4, the two sides of the outer wall of the top end of the cross beam 20 are symmetrically and fixedly provided with support columns 5, the two sides of the outer wall of the bottom end of the cross beam 20 are symmetrically and fixedly provided with brake lamps 3, the outer walls of the two sides of the cross beam 20 are symmetrically and fixedly provided with connecting plates 6, the outer walls of the outer sides of the connecting plates 6 are fixedly provided with U-shaped fixing blocks 7, the U-shaped fixing blocks 7 complete the limit installation work with the L-shaped plates 8 through two groups of second bolts 9, the bottoms of the four groups of second bolts 9 are in threaded connection with nuts 10, the outer walls of the bottom ends of the protection plate 1 outside the two groups of brake lamps 3 are symmetrically and fixedly provided with connecting frames 11, the bottom ends of the connecting frames 11 are provided with pedals 12, the support columns 5 in isosceles triangle shape are arranged at the top end of the cross beam 20, the cross beam 20 is more stable in installation, the support performance is better, the two L-shaped plates 8 are clamped in the U-shaped fixing blocks 7, the second bolts 9 are used for fixing the L8 and the U-shaped fixing blocks 7, the stability is also increased, and the second bolts 9 can be prevented from slipping due to the second bolts 9.

Working principle: the spacing installation work between license plate 2 and guard plate 1 is accomplished to 2 bolt sets, weld the bottom at the packing box respectively with two sets of L template 8, the inner wall card that makes U type fixed block 7 is equipped with L template 8 at the pick-up crossbeam 20, accomplish the spacing installation company of U type fixed block 7 and L template 8 at using second bolt 9, nut 10 is threaded connection on second bolt 9 bottom again, make support column 5 top butt on the outer wall of packing box bottom, also weld two sets of support columns 5 in the bottom of packing box, when the freight train afterbody receives the striking, the elastic potential energy of spring 15 and the damping action of damping piece 17 are cooperateed under the articulated effect of first articulated rod 13 and second articulated rod 14, make guard plate 1 remove towards the inside of movable groove 16, thereby protect crossbeam 20.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (6)

1. The utility model provides an automobile cargo box bottom plate rear cross beam assembly, includes guard plate (1), its characterized in that, guard plate (1) rear end is equipped with crossbeam (20) through damper, movable groove (16) have been seted up to crossbeam (20) front end outer wall, and the both sides of movable groove (16) rear end inner wall all articulate and be connected with second articulated rod (14), second articulated rod (14) front end all articulates and is connected with first articulated rod (13), and first articulated rod (13) front end all articulates the both sides of connecting at guard plate (1) rear end outer wall, the middle part of second articulated rod (14) front side outer wall all has welded spring (15), and spring (15) front end all welds the outer wall middle part at first articulated rod (13) rear end, the middle part of guard plate (1) rear side outer wall is provided with damping piece (17), and damping piece (17) rear end fixed mounting is in the inner wall middle part of movable groove (16) rear end.

2. The automobile cargo box bottom plate rear cross beam assembly according to claim 1, wherein sliding plates (18) are fixedly arranged on two sides of the outer wall of the rear end of the protection plate (1), two groups of balls (19) are embedded in the outer walls of the outer sides of the two groups of sliding plates (18) in a rolling mode, and the outer walls of the balls (19) are abutted to the inner walls of the two sides of the movable groove (16) in a rolling mode.

3. The rear cross beam assembly of the automobile cargo box bottom plate according to claim 2, wherein the middle part of the outer wall of the front end of the protection plate (1) is used for limiting and installing the license plate (2) through two groups of first bolts (4).

4. A rear cross beam assembly of a cargo box floor of an automobile according to claim 3, wherein the support columns (5) are symmetrically and fixedly arranged on two sides of the outer wall of the top end of the cross beam (20), and the brake lamps (3) are symmetrically and fixedly arranged on two sides of the outer wall of the bottom end of the cross beam (20).

5. The rear cross beam assembly of the automobile cargo box bottom plate according to claim 4, wherein the connecting plates (6) are symmetrically and fixedly arranged on the outer walls of the two sides of the cross beam (20), the U-shaped fixing blocks (7) are fixedly arranged on the outer walls of the outer sides of the connecting plates (6), the U-shaped fixing blocks (7) are used for limiting and installing workers with the L-shaped plate (8) through two groups of second bolts (9), and nuts (10) are connected to the bottom ends of the four groups of second bolts (9) in a threaded mode.

6. The automobile cargo box bottom plate rear cross beam assembly according to claim 5, wherein the connecting frames (11) are symmetrically and fixedly arranged on the outer walls of the bottom ends of the protection plates (1) on the outer sides of the two groups of brake lamps (3), and pedals (12) are arranged at the bottom ends of the connecting frames (11).